Hello,
I would like to list an item in the category of Tuning Devices & Software and it says that I need to insert C.A.R.B. EO #. Even if I have my own CARB EO but I am not able to insert my own instead choosing one of them. How can I manage this problem?(I am not able to list an item) How can ebay add my CARB EO?(Make my CARB EO shown in the check box.) Here is the check box: 
